18735472

素因数分解:

$2^4\times 7^1\times {\mathrm{409}}^2$

素因数の和:833

約数の個数: 30

約数和(自身を含む): 41587368

約数和(自身を除く): 22851896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 409, 818, 1636, 2863, 3272, 5726, 6544, 11452, 22904, 45808, 167281, 334562, 669124, 1170967, 1338248, 2341934, 2676496, 4683868, 9367736, 18735472]

約数ペア:

[(1, 18735472), (2, 9367736), (4, 4683868), (7, 2676496), (8, 2341934), (14, 1338248), (16, 1170967), (28, 669124), (56, 334562), (112, 167281), (409, 45808), (818, 22904), (1636, 11452), (2863, 6544), (3272, 5726)]